High-Pressure Alloy Steel Welded Pipe for Power Plant Cooling from China
Alloy steel pipe longitudinally welded with OD >406.4 mm for circulating water in thermal power plant cooling systems. Under HTS 7305.31.60 as other large welded circular tubes. Resistant to thermal fatigue.
Duty Rate — China → United States
35%
Rate breakdown
9903.03.0110%Except for products described in headings 9903.03.02–9903.03.11, articles the product of any country, as provided for in subdivision (aa) of U.S. note 2 to this subchapter
9903.91.0125%Effective with respect to entries on or after September 27, 2024, articles the product of China, as provided for in subdivision (b) of U.S. note 31 to this subchapter
Import Tips
• Include thermal conductivity specs if relevant, but focus on alloy certs for classification
• Mark 'industrial bulk' to avoid retail packaging scrutiny